Results 161 to 170 of about 2,661,884 (303)

Monitoring the physical processes driving the mass loss of Tapado Glacier, Dry Andes of Chile

open access: yesJournal of Glaciology
We summarise 15 years of field and remote monitoring of Tapado Glacier in north-central Chile (30° S). Observations include meteorological records, direct mass balance measurements, uncrewed aerial vehicle surveys and tri-stereo satellite imagery for ...
Álvaro Ayala   +14 more
doaj   +1 more source

Iceland After Ice:Representation at the COP25 UN Climate Change Conference

open access: yes, 2019
In October 2019, the World Glacier Monitoring Service (WGMS) – a conglomeration of international scientists – sent a letter of concern to the United Nations Framework Convention on Climate Change (UNFCCC) ahead of the COP25 summit in Madrid.The letter ...
Baxter, Kieran
core  

Compound Meteorological and Hydrological Hot‐Dry and Hot‐Wet Extremes Over Global Land Areas: Spatiotemporal Changes, Attribution, and Drivers

open access: yesInternational Journal of Climatology, EarlyView.
The changes in joint return period of compound meteorological hot‐dry (CMHHE) and hot‐wet (CMHWE) and compound hydrological hot‐dry (CHHDE) and hot‐wet (CHHWE) extremes were attributed to changes in associated univariate extremes and their dependence.
Ruting Yang   +6 more
wiley   +1 more source

Infrared Spectroscopic Predictions of Soil Properties for Agricultural Monitoring: Statistical and Soil Spectroscopic Considerations

open access: yesJournal of Plant Nutrition and Soil Science, EarlyView.
ABSTRACT Background: Pseudo‐independent validation (PIV) using regional datasets is common in visible‐to‐near‐infrared (vis–NIR) and mid‐infrared (MIR) spectroscopy studies and produces accurate predictions but is relevant only to regional‐scale monitoring of known sites.
Svenja Tauber   +2 more
wiley   +1 more source

Phenolic profile of selected grape (Vitis vinifera L.) varieties in the course of ripening and Botrytis cinerea infections

open access: yesJournal of the Science of Food and Agriculture, EarlyView.
Abstract BACKGROUND Grapevine phenolic compounds play key roles in plant defense and wine quality. Composition depends on factors such as maturity and infections such as grey mold caused by Botrytis cinerea. Grapevines respond to infections by actively modifying their phenolic profile.
Kim Marie Umberath   +5 more
wiley   +1 more source

Integrated Prediction and Analysis of Soil Erosion and Soil Organic Carbon Loss in the Dayekou Watershed, Qilian Mountains

open access: yesLand Degradation &Development, EarlyView.
ABSTRACT Soil erosion poses a critical threat to ecological security in mountain watersheds worldwide. Predicting its dynamics and associated soil organic carbon (SOC) loss remains an ongoing challenge during the 21st century due to complex interactions among climate, land use, and topography.
Yongde Kang   +3 more
wiley   +1 more source

Comparison of particle properties and biovolume estimates from FlowCam and microscopy for kettle hole phytoplankton communities

open access: yesLimnology and Oceanography: Methods, EarlyView.
Abstract The integration of high‐throughput image–based flow cytometry into routine phytoplankton assessment requires rigorous evaluation against established microscopy techniques. As method agreement is often site‐ and species‐specific, case‐by‐case validation is essential to successfully adopt emerging methods.
Jasper Münnich   +4 more
wiley   +1 more source

Spring 2007 Linne Glacier up valley daily time lapse movie

open access: yes, 2009
Time-lapse movie made up of daily pictures of the Linne Glacier from May 2007 to July ...

core  

Biobased Epoxidized Castor Oil Covalent Adaptable Networks Adhesives Reinforced with Recycled Carbon Fibers

open access: yesMacromolecular Rapid Communications, EarlyView.
It is reported the design of biobased sustainable, smart, and functional adhesives achieved dispersing recycled carbon fibers into biobased epoxy monomer. ABSTRACT The development of sustainable, smart, and functional adhesives is crucial in advancing environmentally friendly materials.
Alberto Cellai   +6 more
wiley   +1 more source

Competition and soil conditions limit the growth of High Arctic non‐native plants

open access: yesOikos, EarlyView.
Non‐native vascular plant species in the High Arctic are currently restricted mainly to settlements and other anthropogenically disturbed areas. The reasons for this remain unclear, but climate or dispersal do not appear to be the main limiting factors. Instead, biotic interactions combined with soil conditions may play important roles.
Jana Ruethers   +6 more
wiley   +1 more source

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